78 entries under expression topic. ×
| principal element(noun, support, action, base) | |
| rock bottom(cause, source, origin) | |
| starting point(noun, cause, start, base) | |
| sum and substance(idiom, force, importance, heart) | |
| thick of things | |
| middle point(place, heart, focus, middle) | |
| base unit | |
| blast off(cause, source, derivation) | |
| bull's eye(idiom, centrality) | |
| cardinal point(idiom, importance) | |
| coal and ice(noun, idiom, emotion, heart) | |
| core wood | |
| corner stone(idiom, importance) | |
| crucial point(essence, crux) | |
| day one(cause, source, derivation) | |
| early stage(cause, source, derivation) | |
| essential part(idiom, importance) | |
| fuel element core | |
| full sweep | |
| general picture(substance, idea, essence) |
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| APA | Smart Define. (2015). nucleus thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/nucleus/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "nucleus thesaurus" https://smartdefine.org/nucleus/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, nucleus thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/nucleus/thesaurus/synonyms>. |
| MLA | Smart Define. "nucleus thesaurus" 24 December 2015. Web. 22 September 2026. <https://smartdefine.org/nucleus/thesaurus/synonyms> |